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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     int arr[3] = {1, 2, 3};
  5.     int *p = arr;  // 配列の先頭アドレスをポインタに代入
  6.  
  7.     // 配列とポインタの操作例
  8.     printf("arr[0] の値: %d\n", arr[0]);
  9.     printf("p[0] の値: %d\n", p[0]);  // p は arr の先頭要素を指すので同じ
  10.     printf("*(p + 1) の値: %d\n", *(p + 1));  // 配列の 2 番目の要素
  11.  
  12.     return 0;
  13. }
  14.  
Success #stdin #stdout 0s 5276KB
comments (?)
stdin 
Standard input is empty
stdout 
arr[0] の値: 1
p[0] の値: 1
*(p + 1) の値: 2
https://ideone.com/tyQ6t4
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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